Put the sentences below into the passive voice. 

People cannot visit Ho Chi Minh Mausoleum on monday.

=> Ho Chi Minh Mausoleum

.

The local people built this building in the early 19^th century.

=> This building

in the early 19^th century.

A famous French architect drew the layout of this university.

=> The layout of this university

Many foreigners visit the Temple of Literature everyday.

=> The Temple of Literature

.

King Le Thanh Tong ordered the construction of the first Doctors’ stone tablet.

=> The construction of the first Doctors’ stone tablet

Did you buy this dictionary two week ago?

=> Was

?

We should clean our teeth twice a day.

=> Our teeth